CHORION


Meaning of CHORION in English

— chorionic, chorial , adj.

/kawr"ee on', kohr"-/ , n.

1. Embryol. the outermost of the extraembryonic membranes of land vertebrates, contributing to the formation of the placenta in the placental mammals.

2. Zool. the membrane around the eggs of certain insects, secreted by cells of the ovary.

[ 1535-45; chórion membrane enclosing the fetus ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .